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ARH 1 7/8 are in

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Old 03-08-2010, 06:47 PM
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my gut wants to agree with mangled on this one, but with skeet on here running such great times makes me second guess it with him having what a kooks 2" header(not sure)?? but hes also got alot more air coming in than you guys.
hirdlej since your such a firm believer in bigger primarys why dont you do a dyno with just header swap, dont you you have the dynatechs with a hump that are either 5/8"or3/4", and your getting kooks 7/8" correct??
Old 03-08-2010, 06:58 PM
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Correcto-mundo. I have the OBX's with the 1 5/8"x2.5" and going with some 1 7/8"x3" headers. As far as dyno time goes, we'll see
Old 03-08-2010, 06:58 PM
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pics yet?
Old 03-09-2010, 11:46 AM
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Originally Posted by TXsilverado
so am i going to lose power with my new 1 7/8 headers stepped to 2" ?
No sir, not with your set up and that monster cam. While Michael has p&p heads, he's still running the stock cam IIRC, so those 1 7/8's are a little much for his current set up. I'm sure that when he gets a decent bumpstick in there the combo will be much better matched
Old 03-09-2010, 12:17 PM
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I have a Yank SC3000 and it brake stalls to 4000.. Should be about right for yours huh? haha. I hate it. I actually cant wait to put the stock Converter back in.
Old 03-09-2010, 05:37 PM
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Originally Posted by nonnieselman
I have a Yank SC3000 and it brake stalls to 4000.. Should be about right for yours huh? haha. I hate it. I actually cant wait to put the stock Converter back in.
I'm thinking of getting mine loosened up to a 4000. I believe within 6 months of purchase it's free. I think the fact that it's a 10.25" converter versus 9.5" makes a very big difference in how it feels in terms of looseness.

Last edited by GMCtrk; 03-09-2010 at 05:46 PM.
Old 03-09-2010, 11:18 PM
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would like to see some pics of the header install
Old 03-11-2010, 04:31 PM
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Old 03-11-2010, 06:18 PM
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Originally Posted by ls1truckguy
x2....
Old 03-12-2010, 01:29 PM
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Originally Posted by GMCtrk
The arh gaskets are garbage. I got new oem ones.
GMCtrk, The gaskets we supply are actually excellent. They are made by Flat Out Racing and we've had zero failures in 4 years. True they aren't MLS but it's tough to beat their track record. Having said that, thanks for going with ARH. Enjoy the system.

Nick


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